XML 85 R58.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Provisions (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Text block [abstract] |
Summary of Provisions |
|  |  |  |  |  |  | December 31, 2018 |  |  |  |  |  |  |  |  |
|  |  | Provision |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | for self- |  |  |  |  |  |  |  |  | Expected |  |  |  |
|  | insured |  |  | Provision |  |  | Onerous |  |  | project |  |  |  |
|  | liabilities |  |  | for claims |  |  | contracts |  |  | losses |  |  | Total |
|  | $ |  |  | $ |  |  | $ |  |  | $ |  |  | $ |
Provision, beginning of the year |  |  | 72.5 |  |  |  | 18.9 |  |  |  | 4.8 |  |  |  | - |  |  |  | 96.2 |
Current year provisions |  |  | 25.1 |  |  |  | 4.0 |  |  |  | 13.3 |  |  |  | 15.6 |  |  |  | 58.0 |
Acquisitions |  |  | - |  |  |  | 0.8 |  |  |  | 0.6 |  |  |  | - |  |  |  | 1.4 |
Paid or otherwise settled |  |  | (24.9 | ) |  |  | (9.8 | ) |  |  | (5.8 | ) |  |  | - |  |  |  | (40.5 | )
Impact of foreign exchange |  | 4.3 |  |  | 0.9 |  |  | 0.3 |  |  | - |  |  | 5.5 |
|  | 77.0 |  |  | 14.8 |  |  | 13.2 |  |  | 15.6 |  |  | 120.6 |
Less current portion |  | 3.8 |  |  | 11.3 |  |  | 11.7 |  |  | 15.6 |  |  | 42.4 |
Long-term portion |  | 73.2 |  |  | 3.5 |  |  | 1.5 |  |  | - |  |  | 78.2 |
|  |  |  |  | December 31, 2017 |  |  |  |
|  | Provision |  |  |  |  |  |  |  |  |  |
|  | for self- |  |  |  |  |  |  |  |  |  |
|  | insured |  |  | Provision |  |  | Onerous |  |  |  |
|  | liabilities |  |  | for claims |  |  | contracts |  |  | Total |
|  | $ |  |  | $ |  |  | $ |  |  | $ |
Provision, beginning of the year |  |  | 69.4 |  |  |  | 25.2 |  |  |  | 10.8 |  |  |  | 105.4 |
Current year provisions |  |  | 23.9 |  |  |  | 2.3 |  |  |  | 0.7 |  |  |  | 26.9 |
Acquisitions |  |  | - |  |  |  | 0.2 |  |  |  | - |  |  |  | 0.2 |
Paid or otherwise settled |  |  | (17.5 | ) |  |  | (6.8 | ) |  |  | (6.4 | ) |  |  | (30.7 | )
Impact of foreign exchange |  |  | (3.3 | ) |  |  | (2.0 | ) |  |  | (0.3 | ) |  |  | (5.6 | )
|  | 72.5 |  |  | 18.9 |  |  | 4.8 |  |  | 96.2 |
Less current portion |  | 6.6 |  |  | 18.8 |  |  | 2.7 |  |  | 28.1 |
Long-term portion |  | 65.9 |  |  | 0.1 |  |  | 2.1 |  |  | 68.1 |

X
- Definition The disclosure of other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_84&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_DisclosureOfOtherProvisionsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block [abstract] + References No definition available. + Details
Name: | stn_TextBlockAbstract
Namespace Prefix: | stn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration